Nuclear spin physics in quantum dots: An optical investigation

B Urbaszek, X Marie, T Amand, O Krebs, P Voisin… - Reviews of Modern …, 2013 - APS
The mesoscopic spin system formed by the 10 4–10 6 nuclear spins in a semiconductor
quantum dot offers a unique setting for the study of many-body spin physics in the …

Electronic excitations in nanostructures: an empirical pseudopotential based approach

G Bester - Journal of Physics: Condensed Matter, 2008 - iopscience.iop.org
Physics at the nanoscale has emerged as a field where discoveries of fundamental physical
effects lead to a greater understanding of the solid state. Additionally, the field is believed to …

[LIVRE][B] Physics of semiconductors

M Grundmann - 2010 - Springer
Semiconductor electronics is commonplace in every household. Semiconductor devices
have enabled economically reasonable fiber-based optical communication, optical storage …

Accurate defect levels obtained from the HSE06 range-separated hybrid functional

P Deák, B Aradi, T Frauenheim, E Janzén, A Gali - Physical Review B …, 2010 - APS
Defect levels are a problem for standard implementations of density-functional theory and
the error also influences the energetics. We demonstrate that the HSE06 functional, which …

Optical pum** of a single hole spin in a quantum dot

BD Gerardot, D Brunner, PA Dalgarno, P Öhberg… - Nature, 2008 - nature.com
The spin of an electron is a natural two-level system for realizing a quantum bit in the solid
state,,,,,,,,,,,,,,,. For an electron trapped in a semiconductor quantum dot, strong quantum …

Bright-exciton fine-structure splittings in single perovskite nanocrystals

C Yin, L Chen, N Song, Y Lv, F Hu, C Sun, WW Yu… - Physical review …, 2017 - APS
Here we show that, in single perovskite CsPbI 3 nanocrystals synthesized from a colloidal
approach, a bright-exciton fine-structure splitting as large as hundreds of μ eV can be …

Bright electrically contacted circular Bragg grating resonators with deterministically integrated quantum dots

S Wijitpatima, N Auler, P Mudi, T Funk, A Barua… - ACS …, 2024 - ACS Publications
Cavity-enhanced emission of electrically controlled semiconductor quantum dots (QDs) is
essential in the development of bright quantum devices for real-world quantum photonic …

Voltage control of the spin dynamics of an exciton in a semiconductor quantum dot

JM Smith, PA Dalgarno, RJ Warburton, AO Govorov… - Physical review …, 2005 - APS
We report the observation of a spin-flip process in a quantum dot whereby a dark exciton
with total angular momentum L= 2 becomes a bright exciton with L= 1. The spin-flip process …

Robust Quantum Dot Exciton Generation via Adiabatic Passage with<? format?> Frequency-Swept Optical Pulses

CM Simon, T Belhadj, B Chatel, T Amand, P Renucci… - Physical review …, 2011 - APS
The energy states in semiconductor quantum dots are discrete as in atoms, and quantum
states can be coherently controlled with resonant laser pulses. Long coherence times allow …

Dynamics of quantum dot nuclear spin polarization controlled by a single electron

P Maletinsky, A Badolato, A Imamoglu - Physical Review Letters, 2007 - APS
We present measurements of the buildup and decay of nuclear spin polarization in a single
semiconductor quantum dot. Our experiment shows that we polarize the nuclei in a few …